Furuno 1942 MARK-2 - Manual (Page 40)

6 -7
CPA/TCPA alarm ranges must be set up prop-
erly taking into consideration the size, ton-
nage, speed, turning performance and other
characteristics of own ship.
Follow the steps shown below to set the CPA/
TCPA alarm ranges:
1. Open the “ARP-10 MENU.”
2. On the “CPA Set” line, select a CPA limit
desired. (Off, 0.5, 1, 2, 3, 5, 6 nm)
3. Press the [ACQ/ENTER] key.
4. On the “TCPA Set” line, select a TCPA
limit desired. (30s, 1, 2, 3, 4, 5, 6, 12M)
5. Press the [ACQ/ENTER] key.
6. Press the [MENU] key to close the menu.
Lost target alarm
When the system detects a loss of a tracked
target, the target symbol becomes a flashing
diamond.